CN102671736B - Installation structure body for main reducer of roller mill and application method thereof - Google Patents
Installation structure body for main reducer of roller mill and application method thereof Download PDFInfo
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- CN102671736B CN102671736B CN201110060841.8A CN201110060841A CN102671736B CN 102671736 B CN102671736 B CN 102671736B CN 201110060841 A CN201110060841 A CN 201110060841A CN 102671736 B CN102671736 B CN 102671736B
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- reductor
- sole plate
- grinding machine
- reducer
- basic framework
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 title abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000003822 epoxy resin Substances 0.000 claims description 22
- 229920000647 polyepoxide Polymers 0.000 claims description 22
- 230000001681 protective effect Effects 0.000 claims description 11
- 208000034189 Sclerosis Diseases 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000004593 Epoxy Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The invention relates to an installation structure body for a main reducer of a roller mill and an application method thereof. The structure body comprises a mill reducer, a reducer foundation slab and a mill foundation frame which are sequentially connected, wherein a packer is arranged between the reducer foundation slab and the mill foundation frame. The application method comprises the following steps: 1) putting the reducer foundation slab on the mill foundation frame, adjusting a leveling bolt to generate a certain distance between the reducer foundation slab and the mill foundation frame; 2) putting a protecting sleeve and a locating taper pin; 3) sealing the periphery of the reducer foundation slab by a baffle plate on the periphery of the reducer foundation slab; 4) pouring the packer, and 5) fixedly connecting the mill reducer, the reducer foundation slab and the mill foundation frame together through the connection of the reducer a bolt. The installation structure body disclosed by the invention has the advantages of conveniently dismantling, easily leveling the reducer foundation slab and the like compared with the prior art because the reducer foundation slab is movably connected with the mill foundation frame.
Description
Technical field
The present invention relates to a kind of ring-roller mill main gear reducer is arranged on to structure and the application process on grinding machine basic framework, especially relate to a kind of mounting structure for main reducer of roller mill and application process thereof.
Background technology
Reductor belongs to a kind of precision mechanical transmission device, is widely used in all trades and professions as power drive mechanism.Ring-roller mill is as a kind of large industry equipment for industries such as metallurgy, mine, the energy, building materials, main gear reducer (or claiming reductor) in its transmission system is a very important key device, ring-roller mill reductor is vertical type speed reducer (change gear), the center line that is power shaft becomes level with ground, and the center line of output shaft or title output flange becomes plumbness with ground.Along with the quickening of global industrialization paces and the demand in market, ring-roller mill is gradually to high power large scale development, at present installed power is extensively put in industrial production at the Lay of the 6500KW ring-roller mill of having a rest, and the super-huge industrial ring-roller mill of its installed power 7800KW is about to emerge.Powerful transmission system, has proposed stricter requirement to the fixing and installation of reductor, reasonably fixes with installation method and can reduce the vibration in reductor running, is beneficial to reductor inner body as the long-time normally operation of bearing, gear.
Ring-roller mill reductor is bolted device with reductor sole plate and is directly connected, and reductor sole plate flatness and levelness need will be controlled in the margin of tolerance of reductor requirement, otherwise can bring and destroy or even fatal damage to reductor.At present, ring-roller mill is that reductor sole plate and grinding machine basic framework are directly welded and fixed in the time making, and then carries out together surperficial fine finishining.Due to reductor sole plate and grinding machine basic framework integrally welded, in on-the-spot installation, in the time of needs levelling base plate, need to be together with the levelling simultaneously of grinding machine basic framework, this has brought difficulty and has spent the more time to levelling.And the sole plate distortion that transport or mismachining tolerance cause is also not easy to adjust even cannot be adjusted, this makes reductor be difficult to reach the smoothness that needs are installed.
Summary of the invention
Object of the present invention is exactly to provide a kind of reductor sole plate to be flexibly connected with grinding machine basic framework in order to overcome the defect that above-mentioned prior art exists, thereby convenient disassembly, the easy mounting structure for main reducer of roller mill of reductor sole plate levelling and application process thereof.
Object of the present invention can be achieved through the following technical solutions: a kind of mounting structure for main reducer of roller mill, this structure comprises the grinding machine reductor, reductor sole plate, the grinding machine basic framework that connect successively, it is characterized in that, between described reductor sole plate and grinding machine basic framework, be provided with padding thing.
Described padding thing thickness is 5～20mm.
The described preferred 10mm of padding thing thickness.
Described padding thing is epoxy resin layer.
This structure also comprises that the bolt hole of described reductor sole plate connecting bolt, the bolt hole of reductor connecting bolt, the pin-and-hole of locating taper pin are equipped with protective sleeve for the reductor sole plate connecting bolt of fixing grinding machine reductor and reductor sole plate, for fixing grinding machine reductor, reductor sole plate, grinding machine basic framework three's reductor connecting bolt, for the locating taper pin to reductor sole plate and grinding machine basic framework location.
Described protective sleeve is made up of foam sponge.
Described reductor sole plate periphery is provided with outer surrounding baffle.
A kind of application process of ring-roller mill main gear reducer, it is characterized in that, the method comprises the following steps: 1) reductor sole plate is placed on grinding machine basic framework, adjusts leveling bolt and make to keep at a certain distance away between reductor sole plate and grinding machine basic framework; 2) protective sleeve is put in to each bolt hole and pin-and-hole place; 3) correct position that locating taper pin is placed on to reductor sole plate and grinding machine basic framework is located the two; 4) with the outer surrounding baffle of reductor sole plate, the peripheral sealing of reductor sole plate is lived, while preventing from pouring into a mould, padding beyond the region of objective existence rushes down; 5) cast padding thing, after its sclerosis, tightens reductor sole plate connecting bolt, and removes leveling bolt; 6) use reductor connecting bolt that grinding machine reductor, reductor sole plate, grinding machine basic framework are fixed together.
Described step 1) in certain distance be 10mm.
Described padding thing is epoxy resin.
Compared with prior art, the present invention has the following advantages:
1, similar other ring-roller mill is that reductor sole plate and grinding machine basic framework are directly welded and fixed in the time making, again finally together with grinding machine basic framework fine finishining sole plate upper surface, and the way that the present invention adopts is the distance that reductor sole plate and grinding machine basic framework is separated from and is kept 10mm, reductor sole plate just can carry out separately machined, with respect to process with grinding machine basic framework simultaneously, the independent machined of base plate has easy to setup, machining tool scale diminishes, machining period is short, the advantage that processing cost reduces, it is large that its reductor sole plate area of powerful ring-roller mill also becomes thereupon, advantage of the present invention is particularly outstanding.
2, when reductor sole plate and grinding machine basic framework are integrally welded, the on-the-spot levelling base plate of installing need to be together with the levelling simultaneously of grinding machine basic framework, and this has brought difficulty and spent the more time to levelling.And the present invention is to provide flat to reductor sole plate and the water detection of grinding machine basic framework difference, grinding machine basic framework level requires low with respect to reductor sole plate, and levelling one reductor sole plate is much relatively easy to be also controlled at completely in the margin of tolerance separately, this point meets the levelness requirement of reductor to sole plate.
3, when reductor sole plate and grinding machine basic framework are integrally welded, after the sole plate distortion causing because of transport or mismachining tolerance, be not easy to adjust and even cannot adjust, but while being divided into two bodies, the part plan degree of reductor base plate can be proofreaied and correct and can be controlled at completely in the margin of tolerance, and this point meets the flatness requirement of reductor to sole plate.
4, when on-the-spot installation, can carry out casting epoxy resin after adjusting reductor sole plate levelness and flatness, aspect is quick.Because becoming extremely firm and durable solid after epoxy cure, reductor sole plate will forever be located and be indeformable, the vibration that reduces reductor is brought to huge benefits, and the life-span that greatly increases the parts such as reductor internal gear, bearing reduces the operation expense of equipment simultaneously.
5, because epoxy resin has good mobility before sclerosis, can be full of the gap between reductor sole plate and grinding machine basic framework completely, be very beneficial for like this firmly fixing to reductor and its sole plate, connecting bolt therebetween is also difficult for loose or dislocation, and reductor is connected and fixed safe and reliable.
6, in the present invention except epoxy resin, other are as connecting bolt, adjust bolt, taper pin is all common standard parts, easily buying and with low cost.
Brief description of the drawings
Fig. 1 is for being ring-roller mill drive mechanism schematic diagram;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 2.
In Fig. 1: 1 is that grinding machine motor, 2 is that grinding machine reductor, 3 is that grinding machine basic framework, 4 is reductor sole plate;
In Fig. 3: 5 is that reductor sole plate connecting bolt, 6 is that leveling bolt, 7 is that locating taper pin, 8 is that reductor connecting bolt, 9 is that outer surrounding baffle, 10 is that padding thing, 11 is protective sleeve.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
As shown in Figures 1 to 3, a kind of mounting structure for main reducer of roller mill and application process thereof, this structure comprises the grinding machine reductor 2, reductor sole plate 4, the grinding machine basic framework 3 that connect successively.
Between reductor sole plate 4 and grinding machine basic framework 3, being provided with thickness is the padding thing 10 of 10mm.This padding thing 10 is epoxy resin layer.Epoxy resin, at present in a large number for ship's propeller, engine and subsidiary engine equipment, bearing block and various pumping system, is got padding effect and comes instead of steel pad or casting pig pad.Epoxy resin becomes extremely firm and durable solid after the effect sclerosis of specific curing agent.The present invention is exactly by upper cast in the 10mm clearance space between reductor sole plate 4 and grinding machine basic framework 3 such epoxy resin.Epoxy resin is recommended the kind with CHOCKFAST ORANGE, this kind epoxy resin has very large popularity and extensive use in the world, initial release market is exactly on the ship's propeller for being applied to high-power, in this invention, the consumption of epoxy resin is selected according to the effective area of reductor sole plate 4.
This structure also comprises:
Reductor sole plate connecting bolt 5, uses and fixing grinding machine reductor 2 and reductor sole plate 4, after epoxy cure, tightens.Reductor sole plate connecting bolt 5 is standard component, according to the size of reductor power and sole plate, and optional M36, M48, M56 equal-specification, number is selected according to sole plate size.
Reductor connecting bolt 8, for being finally fixed on grinding machine reductor 2 reductor sole plate 4 and grinding machine basic framework 3.
Locating taper pin 7, for reductor sole plate 4 and grinding machine basic framework 3 are located, locating taper pin 7 is standard component, optional Φ 30 specifications, number is 2 can reach positioning function.
Protective sleeve 11; because bolt and pin all will be through the 10mm gaps between reductor sole plate 4 and grinding machine basic framework 3; in the time of casting epoxy resin, protective sleeve 11 can be guaranteed that epoxy resin is not stained with bolt and above taper pin, can move to bolt and pin epoxy cure successor like this.Protective sleeve is made up of regular-type foam sponge, has certain compressible pliability and can guarantee not outer rushing down on bolt and taper pin of epoxy resin.
Reductor sole plate 4 peripheries are provided with outer surrounding baffle 9, for stoping when cast to be outflowed when epoxy resin.Outer surrounding baffle 9 is general steel plate, and thickness can adopt 5mm, and width and total length are selected according to the size of reductor sole plate 4.
The application process of ring-roller mill main gear reducer is: grinding machine basic framework 3 carries out the scope that all grinding machine basic frameworks 3 comprise after civil engineering second pouring and becomes a substantial plane; place reductor sole plate 4 on reductor basic framework 3 and adjust 10mm gap therebetween, protect all bolts hole and pin-and-hole with protective sleeve 11.Adjust by the leveling bolt 6 of reductor sole plate the margin of tolerance that the levelness of reductor sole plate 4 requires to reach grinding machine reductor 2, concrete operations are for tightening or loosening leveling bolt 6, the level height of reductor sole plate 4 changes, and carrys out the adjustment of verification reductor sole plate 4 levelness by Horizontal measuring apparatus or instrument.Leveling bolt 6 used is standard component, optional M24 specification, and number is according to selected according to reductor sole plate 4 sizes.After the flatness of checking reductor sole plate 4 meets grinding machine reductor 2 and requires, the correct position that locating taper pin 7 is arranged on to reductor sole plate 4 and grinding machine basic framework 3 by two final location.While the peripheral sealing of reductor sole plate 4 firmly being prevented from pouring into a mould with the outer surrounding baffle 9 of reductor sole plate, padding thing 10 the outer of (epoxy resin) rush down.Above step can be carried out to reductor sole plate 4 the cast work of padding thing 10 (epoxy resin) after implementing, after cast, padding thing 10 (epoxy resin) needs certain sclerosis curing time, reaches that can to tighten reductor sole plate bolt 5 after final sclerosis firm so that itself and grinding machine basic framework 3 are finally connected.Because reductor sole plate leveling bolt 6 has lost the surface that its function and its position have exceeded reductor sole plate 4 after leveling reductor machine sole plate 4, therefore need to be removed after padding thing 10 (epoxy resin) sclerosis, finally can start the installation of grinding machine reductor 2, after grinding machine reductor 2 is in place, tighten reductor connecting bolt 8, grinding machine reductor 2 just and reductor sole plate 4 and grinding machine basic framework 3 is safe is firmly fixed together like this.Finally load onto grinding machine motor 1.
Claims (5)
1. a mounting structure for main reducer of roller mill, this structure comprises the grinding machine reductor, reductor sole plate, the grinding machine basic framework that connect successively, it is characterized in that, between described reductor sole plate and grinding machine basic framework, be provided with padding thing, described padding thing is epoxy resin layer;
Described padding thing thickness is 5～20mm;
This structure also comprises that the bolt hole of described reductor sole plate connecting bolt, the bolt hole of reductor connecting bolt, the pin-and-hole of locating taper pin are equipped with protective sleeve for the reductor sole plate connecting bolt of fixing grinding machine reductor and reductor sole plate, for fixing grinding machine reductor, reductor sole plate, grinding machine basic framework three's reductor connecting bolt, for the locating taper pin to reductor sole plate and grinding machine basic framework location;
Described reductor sole plate periphery is provided with outer surrounding baffle.
2. a kind of mounting structure for main reducer of roller mill according to claim 1, is characterized in that, described padding thing thickness is 10mm.
3. a kind of mounting structure for main reducer of roller mill according to claim 1, is characterized in that, described protective sleeve is made up of foam sponge.
4. an application process for mounting structure for main reducer of roller mill, is characterized in that, the method comprises the following steps:
1) reductor sole plate is placed on grinding machine basic framework, adjusts leveling bolt and make to keep at a certain distance away between reductor sole plate and grinding machine basic framework;
2) protective sleeve is put in to each bolt hole and pin-and-hole place;
3) correct position that locating taper pin is placed on to reductor sole plate and grinding machine basic framework is located the two;
4) with the outer surrounding baffle of reductor sole plate, the peripheral sealing of reductor sole plate is lived, while preventing from pouring into a mould, padding beyond the region of objective existence rushes down;
5) cast padding thing, after its sclerosis, tightens reductor sole plate connecting bolt, and removes leveling bolt, and described padding thing is epoxy resin;
6) use reductor connecting bolt that grinding machine reductor, reductor sole plate, grinding machine basic framework are fixed together.
5. the application process of a kind of mounting structure for main reducer of roller mill according to claim 4, is characterized in that, the certain distance in described step 1) is 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110060841.8A CN102671736B (en) | 2011-03-14 | 2011-03-14 | Installation structure body for main reducer of roller mill and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110060841.8A CN102671736B (en) | 2011-03-14 | 2011-03-14 | Installation structure body for main reducer of roller mill and application method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN102671736A CN102671736A (en) | 2012-09-19 |
| CN102671736B true CN102671736B (en) | 2014-07-16 |
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| CN201110060841.8A Active CN102671736B (en) | 2011-03-14 | 2011-03-14 | Installation structure body for main reducer of roller mill and application method thereof |
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| CN103816983B (en) * | 2014-02-24 | 2015-09-16 | 中建安装工程有限公司 | A kind of construction method of installation of large-scale coal pulverizer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2785029A1 (en) * | 1998-10-23 | 2000-04-28 | Polyresine | Vibrating equipment is fixed on a support structure of a ship, oil drilling platform or industrial site using mineral-filled thermosetting epoxy resin between an anchoring system and the structure |
| CN2883791Y (en) * | 2006-03-08 | 2007-03-28 | 攀钢集团攀枝花钢铁研究院 | Power outputting device of reductor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202096979U (en) * | 2011-03-14 | 2012-01-04 | 莱歇研磨机械制造(上海)有限公司 | Mounting structure for main reducer of roller mill |
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2011
- 2011-03-14 CN CN201110060841.8A patent/CN102671736B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2785029A1 (en) * | 1998-10-23 | 2000-04-28 | Polyresine | Vibrating equipment is fixed on a support structure of a ship, oil drilling platform or industrial site using mineral-filled thermosetting epoxy resin between an anchoring system and the structure |
| CN2883791Y (en) * | 2006-03-08 | 2007-03-28 | 攀钢集团攀枝花钢铁研究院 | Power outputting device of reductor |
Non-Patent Citations (6)
| Title |
|---|
| 余宪海.船舶主机与基座连接件的接触刚度研究.《广州航海高等专科学校学报》.2002,第18卷(第1期),第6至8页. |
| 刘建国、钮心宪.船舶主机采用环氧树脂基座垫片的工艺特点及监造要谛.《中国航海》.1995,第37卷(第2期),第24至31页. |
| 王宏伟.船舶主机环氧垫块的理论计算及浇注工艺.《广东造船》.1996,第25至29页. |
| 船舶主机与基座连接件的接触刚度研究;余宪海;《广州航海高等专科学校学报》;20020630;第18卷(第1期);第6至8页 * |
| 船舶主机环氧垫块的理论计算及浇注工艺;王宏伟;《广东造船》;19960630;第25至29页 * |
| 船舶主机采用环氧树脂基座垫片的工艺特点及监造要谛;刘建国、钮心宪;《中国航海》;19951231;第37卷(第2期);第24至31页 * |
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